Kenwood xxv-03a Service Manual page 6

XXV-03A
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MICROCOMPUTER'S TERMINAL DESCRIPTION
3 7 63 1515 0
Pin No. Pin Name
71 TEST
72 XT2
73 XT1
74 VDD0
75 AVDD
76 AD-I
77 AD-V
78~80 TEMP1~TEMP3
◊ Logic Table
1) Destination
The destination in AMP does not mean the sales regions but
specific models.
The following are the models. When reset is released, it is
checked only once.
Model name
KAC-PS811D/X811D
TE
L 13942296513
KAC-PS521/X521
KAC-PS621/X621
KAC-PS541/X541
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.
6
I/O Function
- Flash ROM writing
- Not used
- Not used
- VDD
- VDD
I First current detection (for display)
I BU voltage detection (for display)
I Temperature detection 1~3
MODEL1 (29pin) MODEL2 (30pin)
Low Low
Low High
High Low
High High
x ao
y
i
8
2) AMP ID
AMP ID is checked only ohce at the time reset is released or
when the microcomputer is released from the low consump-
tion mode.
When set to AMP ID 8/9 no remote control is possible.
DIP-SW1
AMP ID
(25pin)
0 High
Q Q
3 6 7 1 3
1 Low
2 High
3 Low
4 High
5 Low
6 High
7 Low
8 High
9 Low
3) Fan speed
Operation
Stop
Low speed
High speed
u163
.
2 9 9 4 2 8
Processing Operation Description
DIP-SW2 DIP-SW3
(26pin) (27pin)
High High
1 5 0 5 8 2 9 9 4
High High
Low High
Low High
High Low
High Low
Low Low
Low Low
High High
High High
FAN1 (58pin) FAN2 (59pin)
Low High/Low
High
High
m
co
9 9
DIP-SW4
(28pin)
High
2 8 9 9
High
High
High
High
High
High
High
Low
Low
High
Low